Japanese Sweet Rolled Omelet (Tamagoyaki) — Atsuyaki Tamago

Bahan-bahan (3 porsi)

• 4 large eggs (50 g w/o shell)
• 4 Tbsp sweet dashi ((recipe follows))
• 2 Tbsp neutral oil ((to cook the egg))
• 1¼ cups dashi (Japanese soup stock)
• ½ cup sugar
• 1½ tsp soy sauce
• 2 tsp Diamond Crystal kosher salt